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Finding the Fourth Proportional to 155.99, 234.08 and 94.93

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Solution

The fourth proportional to 155.99, 234.08 and 94.93 is: 142.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    155.99 : 234.08 = 94.93 : x
  2. Step 2: Convert to fraction form
    155.99/234.08 = 94.93/x
  3. Step 3: Cross multiply
    155.99x = 234.08 × 94.93
  4. Step 4: Simplify right side
    155.99x = 22,220.87
  5. Step 5: Solve for x
    x = 22,220.87/155.99
  6. Step 6: Final answer
    x = 142.46

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